Home / 16,901.40-25,357.50-7,041.72

Finding the Fourth Proportional to 16,901.40, 25,357.50 and 7,041.72

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Solution

The fourth proportional to 16,901.40, 25,357.50 and 7,041.72 is: 10,564.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,901.40 : 25,357.50 = 7,041.72 : x
  2. Step 2: Convert to fraction form
    16,901.40/25,357.50 = 7,041.72/x
  3. Step 3: Cross multiply
    16,901.40x = 25,357.50 × 7,041.72
  4. Step 4: Simplify right side
    16,901.40x = 178,560,414.90
  5. Step 5: Solve for x
    x = 178,560,414.90/16,901.40
  6. Step 6: Final answer
    x = 10,564.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.